Curated OER
Addition Exercises
In this addition worksheet, 1st graders use the colored circles to help them add the single digit addition problems. Students solve nine addition problems.
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A Chick Called Saturday
Students explain what a calendar is all about in terms of time measurement. They clearly communicate in oral, artistic, written and nonverbal forms.
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Writing Number 5
In this number writing worksheet, students practice writing the number 5. They count the 5 objects in a box and then write the number 5 three times next to that box. There are 4 boxes on the worksheet, with 5 objects in each, so students...
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Math Lesson: How Many People Live There?
Students are able to calculate the population density of a country, and calculate the population density of large cities in that country. They are able to create an appropriate graph to represent their data for that country.
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Count the Squares and Compare
Fourth graders construct squares and rectanges in order to help them find areas and perimeters. They gain an understanding of area and perimeter through teacher modeling and then they construct squares and rectangles.
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How to Weigh a Car with a Tire Gauge
Students calculate the weight of a motor vehicle using only a sheet of graph paper and a tire gauge. Extensions provided offer additional challenges.
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Mathematics Witing: Algebraic Processes and Its Connections to Geometry
Students, using manipulatives, determine how many different ways there are to arrange 3 and 4 objects. They organize and record their arrangements. Students investigate the pattern generated by 3 and 4 objects, they predict how many ways...
Scholastic
Magnet Subtraction
Mini mathematicians use magnets to complete subtraction sentences. They choose a number of objects with the magnet and subtract the number from the total objects. Have them create number sentences as they fish for magnets.
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Taller/Wider/longer
In this unit, 1st graders use measurement language and counting to compare objects in a variety of game situations. Students also practice the advanced concept of counting to advanced counting.
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Finding Area
Fourth graders explore how to find the area of a rectangular object. As a class, they discuss definition of area and strategies for finding area. The teacher models finding the area of an object by counting squares. Students observe...
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Dino Cylinders
Students investigate the capacity of containers using small dinosaur figures as the unit of measure. They work with a number of different shaped containers to compare the capacity as they practice counting the dinosaurs. They complete an...
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Origins
Students trace the history of the invention of everyday objects. They brainstorm a list of curios objects and watch a video clip showing an example of tracing the origins of squeezable ketchup. In small groups, they choose an item to...
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Paper Clip Walk
Fifth graders investigate the behavior of magnetism using magnets. They discuss magnetic force, and conduct an experiment, testing how many paper plates can be stacked together before the force of the magnetic field no longer affects a...
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Giggle, Giggle, Quack Pizza Fractions
Students explore the concept of multiplication by using pizza. They read an article discussing how math is used everyday. They try to determine how many pizzas they would need to feed the class.
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Multiplication: Building Models, Representations and Explanations
First graders explore multiplication concepts through skip counting, repeated addition and arrays. Using animal characteristics as a context, 1st graders solve problems using mathematical tools such as hundreds charts, number lines, ...
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It Counts
Students assign numbers to describe objects. In this number lesson, students assign numbers to objects and compare more, less, and equal values. They write down descriptions of plants including the number of leaves and height of the...
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Odd and Even Numbers
First graders practice number identification by reading a story in class. For this number sense lesson, 1st graders read the story A Wish for Wings that Work and identify objects within the book's photographs. Students count the number...
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Multiple Images Activity
In this images worksheet, students use different sized mirrors to determine how many angles and images are reflected. Students complete 5 sets of directions.
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Exploring Multiplication: Homework
For this multiplication worksheet, students learn to make equal groups to help them solve multiplication problems. Students use paper clips or other objects to show the equal groups for each problem. Students then add, skip count, or...
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Tip the Scales
Young scholars, in groups, estimate and check the weights of classroom objects using coins as the standard of measure.
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Three-Dimensional Figures
Sixth graders explore three-dimensional objects. Using various objects found in the classroom, they identify faces, edges, and vertices of objects. Students create their own objects. They describe the polydron, telling the faces,...
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Classroom Christmas Tree
Students practice their addition by participating in a Christmas Tree activity. In this holiday math instructional activity, students complete math problems at their desk and match their answers with ornaments on a tree. ...
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Wrapped Up In A Kiss!
Students use the wrapper of a Hershey's Kiss to practice estimating, predicting and measuring. They measure with centimeter rulers.
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Introduction to Estimation and Making Arrays
Students explore the concept of estimating and organizing a group of objects into an array to count the exact number of items. They create their own arrays and practice elements of estimation.